diff --git a/third_party/pigweed b/third_party/pigweed
index 1f9748d..843bd1c 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 1f9748d17b29edc615bf79c8bbf9b02cf5c0abd5
+Subproject commit 843bd1cf3b198a4e3749e1bdf16726418f11da1b